diff --git a/assets/static/autocomplete.js b/assets/static/autocomplete.js
index 5df5b0bd0..48fb288d4 100644
--- a/assets/static/autocomplete.js
+++ b/assets/static/autocomplete.js
@@ -28,6 +28,7 @@ var Autocomplete = (function() {
     }
 
 
+    // this is used to generate quick filters for label modal
     generateHints = function(label_key, label_val) {
       var hints = [];
       if (label_key == '@silenced') {